64788960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 211803984

約数和(自身を除く): 147015024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 73, 80, 86, 96, 120, 129, 146, 160, 172, 215, 219, 240, 258, 292, 344, 365, 430, 438, 480, 516, 584, 645, 688, 730, 860, 876, 1032, 1095, 1168, 1290, 1376, 1460, 1720, 1752, 1849, 2064, 2190, 2336, 2580, 2920, 3139, 3440, 3504, 3698, 4128, 4380, 5160, 5547, 5840, 6278, 6880, 7008, 7396, 8760, 9245, 9417, 10320, 11094, 11680, 12556, 14792, 15695, 17520, 18490, 18834, 20640, 22188, 25112, 27735, 29584, 31390, 35040, 36980, 37668, 44376, 47085, 50224, 55470, 59168, 62780, 73960, 75336, 88752, 94170, 100448, 110940, 125560, 134977, 147920, 150672, 177504, 188340, 221880, 251120, 269954, 295840, 301344, 376680, 404931, 443760, 502240, 539908, 674885, 753360, 809862, 887520, 1079816, 1349770, 1506720, 1619724, 2024655, 2159632, 2699540, 3239448, 4049310, 4319264, 5399080, 6478896, 8098620, 10798160, 12957792, 16197240, 21596320, 32394480, 64788960]

約数ペア:

[(1, 64788960), (2, 32394480), (3, 21596320), (4, 16197240), (5, 12957792), (6, 10798160), (8, 8098620), (10, 6478896), (12, 5399080), (15, 4319264), (16, 4049310), (20, 3239448), (24, 2699540), (30, 2159632), (32, 2024655), (40, 1619724), (43, 1506720), (48, 1349770), (60, 1079816), (73, 887520), (80, 809862), (86, 753360), (96, 674885), (120, 539908), (129, 502240), (146, 443760), (160, 404931), (172, 376680), (215, 301344), (219, 295840), (240, 269954), (258, 251120), (292, 221880), (344, 188340), (365, 177504), (430, 150672), (438, 147920), (480, 134977), (516, 125560), (584, 110940), (645, 100448), (688, 94170), (730, 88752), (860, 75336), (876, 73960), (1032, 62780), (1095, 59168), (1168, 55470), (1290, 50224), (1376, 47085), (1460, 44376), (1720, 37668), (1752, 36980), (1849, 35040), (2064, 31390), (2190, 29584), (2336, 27735), (2580, 25112), (2920, 22188), (3139, 20640), (3440, 18834), (3504, 18490), (3698, 17520), (4128, 15695), (4380, 14792), (5160, 12556), (5547, 11680), (5840, 11094), (6278, 10320), (6880, 9417), (7008, 9245), (7396, 8760)]